Inventor · disambiguated record
Takayasu Niwa
Also filed as: NIWA TAKAYASU
2 granted patents·36 citations·filing 1978–1990
62Inventor score
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2 records- 0188US4199470AMaterial for recovering uranium and method for recovering a uranium solution of high purity and high concentration, using the sameKOEI CHEMICAL CO·Filed 1978·Granted Apr 22, 1980·29 cites·21 claims
- 0259US5071802ARegeneration of catalysts by burning in the presence of alcoholsSUMITOMO CHEMICAL CO·Filed 1990·Granted Dec 10, 1991·7 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →